Tracking a Winter Storm; Unusual Early-Season Heat Wave in the Southwest

A major winter storm will organize across the Northern Plains today and then rapidly strengthen as it moves into the Great Lakes on Sunday. Heavy snow and blowing snow are likely to persist over the Great Lakes into Monday night. Dry and gusty winds will produce a critical fire risk across the central/southern Plains. An early heatwave will begin to intensify over the western U.S. into next week. Read More >

Current conditions at

Port Lavaca - Calhoun County Airport (KPKV)

Lat: 28.65°NLon: 96.68°WElev: 27ft.

Overcast

71°F

22°C

Humidity 86%
Wind Speed S 13 mph
Barometer 29.75 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 15 Mar 3:55 am CDT
Extended Forecast for

8 Miles S Port O Connor TX

Wind Advisory March 15, 10:00pm until March 16, 01:00pm
Click here for hazard details and duration
Wind Advisory
  • Today

    Today: Partly sunny, with a high near 75. South wind 15 to 17 mph, with gusts as high as 23 mph.

    High: 75 °F

    Partly Sunny

  • Tonight

    Tonight: A slight chance of showers and thunderstorms between 9pm and 10pm.  Partly cloudy, with a low around 49. Windy, with a south wind 14 to 19 mph becoming north northeast 27 to 32 mph in the evening. Winds could gust as high as 41 mph.  Chance of precipitation is 20%.

    Low: 49 °F

    Slight Chance
    T-storms and
    Windy

  • Monday

    Monday: Sunny, with a high near 60. Windy, with a north wind 31 to 36 mph decreasing to 21 to 26 mph in the afternoon. Winds could gust as high as 39 mph.

    High: 60 °F

    Sunny and
    Windy then
    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 49. North wind 11 to 17 mph, with gusts as high as 21 mph.

    Low: 49 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 63. Northeast wind 11 to 14 mph.

    High: 63 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 57. South southeast wind 10 to 13 mph.

    Low: 57 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 71. South southeast wind 9 to 11 mph.

    High: 71 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 63. Southeast wind 7 to 10 mph.

    Low: 63 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 73. South wind 5 to 9 mph.

    High: 73 °F

    Sunny

Detailed Forecast

Today
Partly sunny, with a high near 75. South wind 15 to 17 mph, with gusts as high as 23 mph.
Tonight
A slight chance of showers and thunderstorms between 9pm and 10pm. Partly cloudy, with a low around 49. Windy, with a south wind 14 to 19 mph becoming north northeast 27 to 32 mph in the evening. Winds could gust as high as 41 mph. Chance of precipitation is 20%.
Monday
Sunny, with a high near 60. Windy, with a north wind 31 to 36 mph decreasing to 21 to 26 mph in the afternoon. Winds could gust as high as 39 mph.
Monday Night
Mostly cloudy, with a low around 49. North wind 11 to 17 mph, with gusts as high as 21 mph.
Tuesday
Mostly sunny, with a high near 63. Northeast wind 11 to 14 mph.
Tuesday Night
Partly cloudy, with a low around 57. South southeast wind 10 to 13 mph.
Wednesday
Sunny, with a high near 71. South southeast wind 9 to 11 mph.
Wednesday Night
Mostly clear, with a low around 63. Southeast wind 7 to 10 mph.
Thursday
Sunny, with a high near 73. South wind 5 to 9 mph.
Thursday Night
Clear, with a low around 65.
Friday
Sunny, with a high near 74.
Friday Night
Clear, with a low around 66.
Saturday
Sunny, with a high near 75.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles S Port O Connor TX
 28.33°N 96.42°W
1:51 am CDT Mar 15, 2026
4am CDT Mar 15, 2026-6pm CDT Mar 21, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database